package spring.boot.security;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.security.core.Authentication;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler;
import org.springframework.stereotype.Component;

/**
 * 用户成功后的处理器
 * @author Administrator
 *
 */
@Component
public class LoginSuccessHandler extends SavedRequestAwareAuthenticationSuccessHandler {

	@Override
	public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response, Authentication authentication)
			throws IOException, ServletException {
        //获得授权后可得到用户信息   可使用SUserService进行数据库操作  
        User userDetails = (User)authentication.getPrincipal();    
       /* Set<SysRole> roles = userDetails.getSysRoles();*/  
        //输出登录提示信息    
        System.out.println("管理员 " + userDetails.getUsername() + " 登录");    
          
        System.out.println("IP :"+getIpAddress(request));
       // request.getRequestDispatcher("/welcome").forward(request, response);
        response.sendRedirect("/welcome");
        //super.onAuthenticationSuccess(request, response, authentication);   
	}

    public String getIpAddress(HttpServletRequest request){      
        String ip = request.getHeader("x-forwarded-for");      
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {      
            ip = request.getHeader("Proxy-Client-IP");      
        }      
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {      
            ip = request.getHeader("WL-Proxy-Client-IP");      
        }      
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {      
            ip = request.getHeader("HTTP_CLIENT_IP");      
        }      
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {      
            ip = request.getHeader("HTTP_X_FORWARDED_FOR");      
        }      
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {      
            ip = request.getRemoteAddr();      
        }      
        return ip;      
    } 
}
